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ALO to OKO: distance & flight time
Waterloo (Waterloo Regional Airport) → Yokota (Yokota Air Base)
6,119 mi
9,848 km · 5,318 nm
12h 28m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ALO→OKO fares Phone-only fares on this route — call free
Flight time details
6,119 miles nonstop takes roughly 12h 28m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- ALO — Waterloo Regional Airport · Waterloo, United States
- OKO — Yokota Air Base · Yokota, Japan
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ALO
- CCY · Northeast Iowa Regional Airport37 mi away
- CID · The Eastern Iowa Airport58 mi away
- MCW · Mason City Municipal Airport63 mi away
- PCD · Prairie Du Chien Municipal Airport72 mi away
Near OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 mi away
Frequently asked questions
How far is ALO from OKO?
The flight distance from Waterloo (ALO) to Yokota (OKO) is 6,119 miles (9,848 km, 5,318 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALO to OKO?
A nonstop flight takes about 12h 28m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Waterloo and Yokota?
Yokota is 14 hours ahead of Waterloo.
What is the cheapest way to fly from ALO to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALO–OKO that never appear on search engines, with no booking fees.